I have deleted the volume bar from the plugin’s html/php structure. I have also added a “seekbar”:

<div class="seekbar-wrapper">

<div class="seekbar-container">

<div class="seekbar" value="0" max="1"></div>

</div>

</div>

I have modified the plugin’s mp3-jplayer-2.7.js file in order to show, for every track (mp3 files), the timeline. After line 403 (jQuery(this.eID.indiM + j).empty().append('<span class="Smp3-tint tintmarg"></span> ' + this.Tformat(pt));) I have added:

However, the website I am working on is build on WordPress and for the page in question I use THIS WordPress plugin I am trying to make work in the way described above. The WordPress plugin is also a jQuery plugin...